1
a mean joke you throw at someone who never stops whining and tries to mess with your head.
You: I'm gonna take the last slice of pizza. Mom: Oh no you're not. You: Mom, you're naggerific.
Bro: I'm gonna sleep. Sis: No you're not. Bro: You're naggerific.
Teacher: You didn't do your homework. Student: I did. Teacher: Yeah, you're naggerific.